CN103503264A - Power control device, control system, and control method - Google Patents

Power control device, control system, and control method Download PDF

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Publication number
CN103503264A
CN103503264A CN201280019598.8A CN201280019598A CN103503264A CN 103503264 A CN103503264 A CN 103503264A CN 201280019598 A CN201280019598 A CN 201280019598A CN 103503264 A CN103503264 A CN 103503264A
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China
Prior art keywords
load device
operational
interim
control unit
unit
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CN201280019598.8A
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Chinese (zh)
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CN103503264B (en
Inventor
中山琢
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Kyocera Corp
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Kyocera Corp
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    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B15/00Systems controlled by a computer
    • G05B15/02Systems controlled by a computer electric
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00004Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the power network being locally controlled
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00006Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
    • H02J13/00016Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using a wired telecommunication network or a data transmission bus
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00032Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
    • H02J13/00034Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for the elements or equipment being or involving an electric power substation
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00Circuit arrangements for ac mains or ac distribution networks
    • H02J3/38Arrangements for parallely feeding a single network by two or more generators, converters or transformers
    • H02J3/381Dispersed generators
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/35Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00Program-control systems
    • G05B2219/20Pc systems
    • G05B2219/26Pc applications
    • G05B2219/2642Domotique, domestic, home control, automation, smart house
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2300/00Systems for supplying or distributing electric power characterised by decentralized, dispersed, or local generation
    • H02J2300/20The dispersed energy generation being of renewable origin
    • H02J2300/22The renewable source being solar energy
    • H02J2300/24The renewable source being solar energy of photovoltaic origin
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2310/00The network for supplying or distributing electric power characterised by its spatial reach or by the load
    • H02J2310/10The network having a local or delimited stationary reach
    • H02J2310/12The local stationary network supplying a household or a building
    • H02J2310/14The load or loads being home appliances
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/30Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/30Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
    • Y02B70/3225Demand response systems, e.g. load shedding, peak shaving
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02B90/20Smart grids as enabling technology in buildings sector
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/56Power conversion systems, e.g. maximum power point trackers
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E40/00Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/70Smart grids as climate change mitigation technology in the energy generation sector
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S10/00Systems supporting electrical power generation, transmission or distribution
    • Y04S10/12Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation
    • Y04S10/123Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation the energy generation units being or involving renewable energy sources
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S20/00Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20End-user application control systems
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S20/00Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20End-user application control systems
    • Y04S20/221General power management systems
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S20/00Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20End-user application control systems
    • Y04S20/222Demand response systems, e.g. load shedding, peak shaving
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S20/00Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20End-user application control systems
    • Y04S20/242Home appliances
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/12Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
    • Y04S40/124Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

A power control device is installed at a customer site having load devices and controls the operations of the load devices. The power control device comprises: an acquiring unit for acquiring an operation parameter constituting a plurality of operation modes for determining an operation state of a load device or each of the operation modes and used for controlling the load device; a setting unit for setting any of the operation modes of the load device; a temporary operation control unit for, based on the operation modes, temporarily operating the load device; and a measuring unit for measuring, for each of the operation modes, the temporary power consumption consumed by the load device during a temporary operation period.

Description

Power control unit, control system and control method
Technical field
The present invention relates to be arranged in the user family with load device and control power control unit, control system and the control method thereof of the operation of this load device.
Background technology
In recent years, not only society and enterprise, and in the user family such as average family, also improved saving the requirement of the energy.In these cases, introduced for common management install distributed power source (for example photovoltaic cell) at home and load device (for example household electrical appliance) power consumption, be called as HEMS(Home Energy Management System: the power control unit home energy source management system) (for example, referring to patent documentation 1).
According to this power control unit, not only can control best the electric power of supplying with to load device from decentralized power s according to electricity needs, also can suppress the power consumption in user family, thereby realize positive energy conservation.
The prior art document
Patent documentation 1: publication number is the 2009-259125 Japanese patent application
Summary of the invention
But, according to the power control unit of conventional art, following problem is arranged.That is,, for by the suitably power consumption of control load device of power control unit, need to know the operational factor of the running status for determining load device and the power consumption consumed when load device moves according to this load parameter.
A large amount of operational factors often is set in load device.For example, when adopting air-conditioning system such as air-conditioning as example, there are many operational factors such as temperature, humidity, air quantity and wind direction.Therefore, when the power consumption of power control unit control load device and simultaneously during each operational factor of load management device, can increase the processing load.
As the method addressed this is that, a plurality of operational modes can be provided, and determine in advance each the operational factor in a plurality of operational modes of configuration according to electric power consumption.According to this method, without each in the corresponding operational factor of load management device, just can simplify the control to load device by a plurality of operational modes.Therefore can suppress to process load.
But, according to the installation environment of each load device, the power consumption of load device may be different.For example,, when adopting air-conditioning system to be example, for example, according to the room area that air-conditioning system is installed, even the power consumption of identical air-conditioning system also can be different when operation.The power consumption consumed while therefore, being difficult to know exactly the load device operation.
Therefore, in the power control unit according to conventional art, the processing load produced in the time of can being suppressed at the control load device, still can not accurately know the power consumption of load device.Therefore, the problem of the power consumption of the load device in user family can not be suitably controlled in existence.
Therefore, the present invention makes for overcoming the above problems, its objective is a kind of power control unit, control system and control method are provided, use this power control unit, control system and control method, the processing load produced in the time of can being suppressed at the control load device in the user family with load device, and the power consumption of control load device more accurately.
In order to address the above problem, the present invention has following characteristics.At first, First Characteristic of the present invention is summarized as follows.A kind of power control unit (power control unit 200), for example be arranged on, in there is load device user (user 10) family of (air-conditioning system 132) and control the operation of this load device, this power control unit comprises: acquiring unit (acquiring unit 241), setting unit (setting unit 242), interim operation control unit (temporarily moving control unit 243) and measuring unit (measuring unit 244), wherein, acquiring unit obtains a plurality of operational modes of the running status for determining load device, or operational factor, this operational factor configure in a plurality of operational modes each and for the control load device, setting unit arranges any in a plurality of operational modes of load device, interim operation control unit is according to the interim running load device of a plurality of operational modes, for each in a plurality of operational modes, the interim power consumption that measuring unit sensing lead device is consumed by load device in interim running.
According to the Second Characteristic of the present invention of above-mentioned feature, be summarized as follows.Acquiring unit determines whether to obtain a plurality of operational modes or to configure the operational factor of each operational mode a plurality of operational modes from load device, determining can not obtain operational mode or operational factor the time, acquiring unit for example, from external device (ED) (the system side controller 50) or obtain operational mode or operational factor according to user's input operation.
According to the 3rd feature of the present invention of above-mentioned feature, be summarized as follows.The change result of the operational mode that setting unit changes according to the input operation based on the user resets any in a plurality of operational modes.
According to the 4th feature of the present invention of above-mentioned feature, be summarized as follows.Interim operation control unit makes load device operation temporarily in the arbitrary time period in the following time period, that is, the time period that the electricity needs in user family is low, electric power are supplied with large time period and low time period of electricity expense.
According to the 5th feature of the present invention of above-mentioned feature, be summarized as follows.When a plurality of load devices in being arranged on user house move temporarily, interim operation control unit changes gradually the quantity of the load device for the treatment of interim operation and/or treats the operational mode of the load device of interim operation, in order to be increased in gradually the total electricity consumption in the process of interim operation.
According to the 6th feature of the present invention of above-mentioned feature, be summarized as follows.After having measured interim power consumption, when load device is moved according to any in a plurality of operational modes, the actual power consumption that measuring unit sensing lead device consumes.
According to the 7th feature of the present invention of above-mentioned feature, be summarized as follows.Power control unit also comprises: communication unit (communication unit 210), this communication unit is communicated by letter with system side controller (system side controller 50), this system side controller is controlled the electric power of supplying with to the user's group that comprises this user from electric power system (electric power system 20), wherein, the actual power consumption that communication unit is measured measuring unit sends to the system side controller.
According to the 8th feature of the present invention of above-mentioned feature, be summarized as follows.Power control unit also comprises: failure diagnosis unit, its difference according to interim power consumption and the difference of actual power consumption or the actual power consumption that has at different point in time measurement is carried out the fault of diagnostic load device.
According to the 9th feature of the present invention of above-mentioned feature, be summarized as follows.A kind of control system, control is arranged on the operation of the load device in user family, and comprise: acquiring unit, setting unit, move control unit and measuring unit temporarily, wherein, acquiring unit obtains a plurality of operational modes or the operational factor of the running status for determining load device, this operational factor configure in a plurality of operational modes each and for the control load device; Setting unit arranges any in a plurality of operational modes of load device; Interim operation control unit is according to the interim running load device of a plurality of operational modes; For each in a plurality of operational modes, the interim power consumption consumed by load device in the interim running of measuring unit sensing lead device.
According to the tenth feature of the present invention of above-mentioned feature, be summarized as follows.A kind of for control the method for the operation of the load device that is arranged on user house by power control unit, comprise: obtaining step, obtain a plurality of operational modes or the operational factor of the running status for determining described load device, each in the described a plurality of operational modes of described operational factor configuration for controlling described load device; Setting steps, arrange any in described a plurality of operational modes of described load device; Interim operating procedure, according to the described load device of the interim operation of described a plurality of operational modes; And measuring process, for each in described a plurality of operational modes, measure the interim power consumption consumed by described load device in the interim running of described load device.
Brief Description Of Drawings
[Fig. 1] Fig. 1 is the synoptic diagram of the configuration of electric control system 1 according to the embodiment of the present invention.
[Fig. 2] Fig. 2 is the block diagram that the configuration of power control unit according to the embodiment of the present invention is shown.
[Fig. 3] Fig. 3 is for the figure of information table according to the embodiment of the present invention is described.
[Fig. 4] Fig. 4 is the flow chart that the operation of power control unit according to the embodiment of the present invention is shown.
[Fig. 5] Fig. 5 is the block diagram of the power control unit 200 of the 4th modification according to the present invention.
Embodiment
Below, embodiments of the present invention are described with reference to the drawings.Particularly, be described in the following order: the configuration of (1) electric control system, (2) configuration of power control unit, (3) operation of power control unit, (4) effect, (5), according to the first modification of present embodiment, (6) are according to the second modification of present embodiment, (7) according to the 3rd modification of present embodiment, (8) are according to the 3rd modification and (9) other execution modes of present embodiment.In the accompanying drawing of execution mode, same or analogous reference symbol is for same or analogous part.
(1) configuration of electric control system
Fig. 1 is the synoptic diagram of the configuration of electric control system 1 according to the embodiment of the present invention.Electric control system 1 is installed in 10 of the users of average family for example, and can carry out electric power control to the device in 10 of users.
As shown in Figure 1, electric control system 1 comprises intelligent electric meter 110, mixes PCS120, photovoltaic cell 121, storage battery 122, load device (for example lighting device 131 and air-conditioning system 132) and power control unit 200.Power control unit 1 can comprise the storage battery be arranged in motor vehicle for example.Photovoltaic cell 121 receives sunlight and produces DC electric power with the sunlight according to receiving.In addition, lighting device 131 is regarded as controlling the LED lamp of the output brightness of lighting device.Load device is not limited to this.For example, can install such as the multi-load device more such as refrigeration plant and storage heater, also a load device can only be installed on the contrary.
Intelligent electric meter 110 is measured total electricity consumption, and this total electricity consumption is the electric power summation that the load device in electric control system 1 consumes.The total electricity consumption that intelligent electric meter 110 can be measured to system side controller 50 notices by WAN communication network 80.System side controller 50 is considered to be and is called CEMS(Community Energy Management System, community's energy management system) device.
Mix PCS120 and be connected with house wiring 150, and be connected with storage battery 122 with photovoltaic cell 121, photovoltaic cell 121 is used as distributed power source.Mix PCS120 and move photovoltaic cell 121 and storage battery 122 according to the control of power control unit 200.
Mixing PCS120 can be by the electrical power storage by photovoltaic cell 121 generations in storage battery 122.Mix that PCS120 can be converted to DC electric power by the AC electric power of supplying with from house wiring 150 and by this DC electrical power storage storage battery 122.
Mix PCS120 and the DC electric power of emitting from storage battery 122 and the DC electric power produced by photovoltaic cell 121 can be converted to the AC electric power sent to house wiring 150.Be sent to the AC electric power of house wiring 150 suitably for lighting device 131 and/or air-conditioning system 132.Replacedly, the electric power produced by photovoltaic cell 121 is as the reverse flow of power that flows to electric power system 20.
Lighting device 131 as load device is connected with indoor communications circuit 180 with house wiring 150 with air-conditioning system 132.Load device is operated according to the control of power control unit 200.
Power control unit 200 is arranged in 10 of users, and each device in user family is carried out to electric power control.Power control unit 200 is communicated by letter with intelligent electric meter 110, mixing PCS120, lighting device 131 and air-conditioning system 132 by indoor communications circuit 180.This communication can be radio communication or wire communication (comprising power line communication).
In addition, power control unit 200 is communicated by letter with system side controller 50 by WAN communication network 80, and this system side controller 50 is controlled the electric power that is fed into the user's group that comprises user 10.The control information (comprising electricity expense etc.) that power control unit 200 can receive for the electric power of electric control system 20 from system side controller 50, and can control according to the control information received the operation of the load device in electric control system 1.
In addition, power control unit 200 is according to the operation of the operational mode control load device of predetermined quantity.In this case, operational mode is the information for the running status of definite load device limited according to the electric power consumption of load device.
In the present embodiment, as the operational mode of predetermined quantity, 5 kinds of operational modes 1 to 5 have been determined.Power control unit 200 utilizes the operation of operational mode 1 to 5 control load device.In operational mode 1 to 5, the pattern of larger numeral is set to consume lower electric power consumption when load device moves.
For example, by system side controller 50 indication power control units 200, by power consumption, suppress minimumly, power control unit 200 can be controlled so that by the operational mode 5 running load devices of minimum power consumption.The configuration of power control unit 200 and operational mode will be described in detail later.
(2) configuration of power control unit
The configuration of power control unit 200 is described with reference to figure 2.Fig. 2 means the block diagram of the configuration of power control unit 200.As shown in Figure 2, power control unit 200 comprises communication unit 210, memory cell 220, input unit 230 and processing unit 240.
Communication unit 210 is connected with WAN communication network 80 with indoor communications circuit 180.Communication unit 210 is communicated by letter with the device such as load device by indoor communications circuit 180.Communication unit 210 is communicated by letter with system side controller 50 by WAN communication network 80.
The program that storage part 220 storages are carried out by processing unit 240, and be used as working region in the process of processing unit 240 executive programs.
In addition, according to memory cell 220 storage of present embodiment by " operational mode ", " operational factor " and " power consumption " information table that is mutually related.With reference to Fig. 3, be described particularly.In Fig. 3, show the example for the information table of air-conditioning system 132.
Here, in the information table in being stored in memory cell 220, " operational mode " is the information for the operation of control load device.In the present embodiment, 5 kinds " operational mode ", that is, " operational mode 1 to 5 " is according to the electric power consumption regulation of load device.Each operational mode 1 to 5 is configured by the operational factor for the control load device.The quantity of " operational mode " is not limited to 5.More operational mode can be set, also operational mode still less can be set.
" operational factor " means the information of the running status of load device, and associated with each " operational mode 1 to 5 " the storage.In " operational factor " according to present embodiment, for determine with such as season associated the heating of condition/information and temperature (temperature setting) information of moving of freezing/ventilate such as (spring/summer/autumn/winter) and outdoor temperature be stored as the operational factor of air-conditioning system 132.
Store the power consumption consumed when load device moves according to the operational factor corresponding with each operational mode 1 to 5 in " power consumption ".The power consumption be stored in " power consumption " is processing unit 240(measuring unit 244) value measured.
In Fig. 3, show the example for the information table of the operational factor of air-conditioning system 132, but memory cell 220 is also stored the information table for other load devices.
When user's electrical power for operation control device 200, input unit 230 plays the user interface.In addition, input unit 230 can be accepted the change of user to the operational factor of load device.For example, in the situation that the user changes the temperature of air-conditioning system 132, arrange, input unit 230 can be accepted the change (for example, from 28 ℃ to 27 ℃) that temperature arranges.
Processing unit 240 is carried out processing according to the program be stored in memory cell 220.In addition, processing unit 240 comprises acquiring unit 241, and setting unit 242 is moved control unit 243 temporarily, measuring unit 244 and power control unit 245.
Acquiring unit 241 obtains a plurality of operational modes of the running status for determining load device or also configures respectively the operational factor of a plurality of operational modes for the control load device.Here, in the present embodiment, the situation that the acquiring unit 241 of take obtains operational factor is the example description.
When load device is connected to house wiring 150 in 10 of users and indoor communications circuit 180 recently, acquiring unit 241 detects load devices.For example, in the situation that communication plan is such as the SEP2.0 of Zigbee scheme etc., acquiring unit 241 can carry out checkout gear by the order of only from the device recently connected, returning to response in certain intervals broadcast via indoor communications circuit 180.Replacedly, in the situation that communication plan is ECHONET/ECHONET letter version scheme etc., acquiring unit 241 can carry out checkout gear by having added the information of network via indoor communications circuit 180 device that automatically broadcast announcement connects recently and having made communication unit 210 receive this information.
Acquiring unit 241 from the load device deriving means identifying information that detects with for recognition detection to device.For example, the device identifying information be the model of the type of manufacturer and ID thereof, device and classification, device and manufacture numbering or the device name at least one.In addition, the device identifying information can comprise the reference purpose way address information that can obtain these device informations by it, for example URL.In addition, acquiring unit 241 determines whether can obtain operational factor from load device.
For example, when recently being connected with air-conditioning system 132, acquiring unit 241 request air-conditioning systems 132 send operational factor.In the time can obtaining operational factor from air-conditioning system 132, acquiring unit 241 is defined as obtainable.On the other hand, in the time can not obtaining operational factor from air-conditioning system 132, acquiring unit 241 is defined as unavailable.Particularly, acquiring unit 241 sends to the system side controller 50 as external device (ED) the solicited message that comprises the device identifying information, and obtains operational factor from system side controller 50.If the device identifying information comprises reference purpose ground URL, acquiring unit 241 can to the reference purpose indicated by URL send request information can obtain operational factor.
Except system side controller 50, when the database server that is equipped with independently for operational factor etc., acquiring unit 241 can obtain from this data server the operational factor of load device.
In addition, in the time can not obtaining operational factor from load device, acquiring unit 241 can obtain according to user's input operation the operational factor of load device.Particularly, acquiring unit 241 can obtain by the user operational factor as load device to the operational parameter value of input unit 230 input.
Setting unit 242 arranges one of a plurality of operational modes of load device.Particularly, when acquiring unit 241 has obtained the operational factor of load device, setting unit 242 creates information table in memory cell 220.
The operational factor of the load device that in addition, setting unit 242 obtains acquiring unit 241 is divided into 5 kinds.For example, when the operational factor of air-conditioning system 132 is the temperature of heating operation, it is 20 ℃ to 28 ℃ that setting unit 242 is specified the temperature range of heating operation, and this temperature range is divided into to 5 corresponding with operational mode 1 to 5.Particularly, this temperature range is classified as follows: 28 ℃ as 1,26 ℃ of operational modes as operational mode 2,24 ℃ as 3,22 ℃ of operational modes as operational mode 4,20 ℃ as operational mode 5.
In addition, setting unit 242 is associated with the operational factor corresponding to each operational mode 1 to 5 by operational mode 1 to 5, and they are stored in information table.These operational factors will be as the information bar of the running status for determining the load device that comprises lighting device 131 and air-conditioning system 132.
Interim operation control unit 243 is according to the interim running load device of a plurality of operational modes 1 to 5.Particularly, when setting unit 242 has been stored operational factor for each operational mode 1 to 5, move control unit 243 temporarily and sequentially indicate load device to carry out interim operation according to the operational factor corresponding with each operational mode 1 to 5.
In addition, low time period, the electric power of electricity needs in 10 of users is supplied with in large time period and any situation of electricity expense in low time period, preferably, moves the interim operation that control unit 243 carries out load device temporarily.From viewpoints such as cost, electric power effective use, it is useful carrying out interim operation in such time period.
The time period that electricity needs is low comprise night or user not time etc.Electric power is supplied with time that the large time period comprises that energy output fine or photovoltaic cell 121 is large etc.The time period that electricity expense is low for example comprises based on by determined TOU(Time of of each time period Use, service time) and definite RTP(Real Time Pricing in real time, Real-Time Pricing) information, the time period that electricity expense is lower than predetermined payout.
Measuring unit 244 is the interim in service electric power that by load device consumed (hereinafter, " interim power consumption ") of each measurement in operational mode 1 to 5 at load device.Particularly, measuring unit 244 passes through the indication of interim operation control unit 243, measures the interim power consumption when load device moves according to the operational factor corresponding with each operational mode 1 to 5.In addition, measuring unit 244 is associated with the operational factor of each operational mode 1 to 5 by the power consumption of measuring, and the power consumption after association is stored in the information table of memory cell 220.
When the power consumption of sensing lead device, measuring unit 244 can be measured the power consumption at socket (not shown) or interior distribution plate (not shown) place, and load device is connected with house wiring 150 by this socket.Measuring unit 244 can be measured power consumption in any position of the power consumption that can measure single load device.
Power control unit 245 is controlled the electric power in 10 of users.Particularly, the user 10 of power control unit 245 based on being measured by intelligent electric meter 110 total electricity consumption and/or from the energy output that mixes the photovoltaic cell 121 that PCS120 obtains etc., the power consumption in 10 of optimizing users.And, when the power consumption of control load device, a kind of operational mode that power control unit 245 is specified in operational mode 1 to 5.
At this moment, power control unit 245 carrys out the operation of control load device according to a plurality of operational modes 1 to 5 and the interim power consumption corresponding with each operational mode 1 to 5.Particularly, power control unit 245, with reference to being stored in information table in memory cell 220, according to the value of " power consumption " of storing associatedly with " operational mode ", is specified the operational mode for the operation of load device.In addition, power control unit 245 indication load devices are according to the operational factor operation corresponding with specified operational mode.
For example, if the load device in 10 of users moves in the scope of the energy output W of photovoltaic cell 121, the operational mode of power consumption in the scope of energy output W of power control unit 245 given load devices, and indication load device is according to the information operation of the operational factor corresponding with specified operational mode.
In addition, power control unit 245 has calendar function and is connected with the outdoor temperature sensor (not shown), thereby can obtain outdoor temperature.Power control unit 245 can be according to the condition such as season and outdoor temperature, and the indication load device is according to the operational factor operation corresponding with each operational mode 1 to 5.
(3) operation of power control unit
Below, the operation of power control unit 200 is described.Fig. 4 is the flow chart that the operation of power control unit 200 is shown.Here, figure 4 illustrates when the air-conditioning system 132 of one of load device is connected to electric control system 1 recently the operation that power control unit 200 carries out.
In step S101, in the situation that detect, recently be connected to electric control system 1(indoor communications circuit 180) air-conditioning system 132, acquiring unit 241 is from air-conditioning system 132 deriving means identifying informations.
In step S102, acquiring unit 241 determines whether to obtain operational factor from air-conditioning system 132.Particularly, acquiring unit 241 request air-conditioning systems 132 send operational factor.If can obtain operational factor from air-conditioning system 132, the operation of power control unit 200 execution step S104.
In step S103, for example when acquiring unit 241, determine and can not obtain operational factor from air-conditioning system 132, acquiring unit 241 obtains the operational factor corresponding with air-conditioning system 132 from external device (ED).Particularly, acquiring unit 241 will send to system side controller 50 for the solicited message of the operational factor that comprises the device identifying information, and obtain operational factors from system side controller 50.
Like this, by step S102 and S103, acquiring unit 241 obtains the operational factor of the running status for determining air-conditioning system 132.For example, when another air-conditioning system similar to existing air-conditioning system 132 is added in user 10, acquiring unit 241 can obtain the operational factor of the operational factor of the air-conditioning system 132 be stored in information table as other air-conditioning systems.
In step S104, setting unit 242 is divided into predetermined predetermined quantity by the multiple operational factor of air-conditioning system 132, and a plurality of operational modes 1 to 5 are set.
Particularly, setting unit 242 creates information table in memory cell 220.The multiple operational factor of the air-conditioning system 132 that setting unit 242 obtains acquiring unit 241 according to estimated power consumption is divided into 5 kinds of operational factors, and the storage operational factor associated with each operational mode 1 to 5.
In step S105, move the operational factor that control unit 243 is corresponding with operational mode 1 to 5 for each temporarily, move air-conditioning system 132 and lighting device 131 temporarily.Particularly, move control unit 243 reference memory units 220 temporarily obtain the operational factor corresponding with each operational mode 1 to 5.Interim operation control unit 243 indication air-conditioning systems 132 are moved according to the operational factor corresponding with operational mode 1 to 5 temporarily.
In step S106, when air-conditioning system 132 is carried out interim operation according to the indication of interim operation control unit 243, measuring unit 244 is measured the power consumption corresponding with each operational mode 1 to 5.Measuring unit 244 can be measured the mean value of power consumption when calculating interim operation.Can be that the several seconds was to tens of seconds the period of the interim operation of each operational mode 1 to 5.
In step S107, the power consumption that measuring unit 244 will be measured for each operational mode 1 to 5 is associated with each operational mode 1 to 5, and the power consumption after association is stored in the information table of memory cell 220.
In step S108, power control unit 245, according to operational mode 1 to 5 and operational factor and the interim power consumption corresponding with each operational mode 1 to 5, is controlled the operation such as the load device of air-conditioning system 132.Particularly, during the power consumption of the load in controlling 10 of users, power control unit 245 is with reference to being stored in the information table in memory cell 220.In addition, power control unit 245 is specified operational mode according to the value that is stored in " power consumption " in information table associatedly with " operational mode ".And the load device of power control unit 245 indication such as air-conditioning systems 132 is according to the operational factor operation corresponding with specified operational mode.
The change result of the operational factor that afterwards, setting unit 242 can change according to the input operation based on the user resets operational factor.For example, when the operational factor of air-conditioning system 132 based on heating operation and 28 ℃ carried out the operation of operational mode 1, in the situation that input unit 230 has for example been accepted the user, to the change of the temperature of air-conditioning system 132 change of 28 ℃ to 27 ℃ (from), setting unit 242 can be rearranged into the temperature (for example 27 ℃) after the user changes by associated with operational mode 1 temperature of storing.
(4) effect
In the power control unit 200 according to above-mentioned execution mode, when load device is connected with electric control system 1, obtain the operational factor for the operational mode of configuration load device.Power control unit 200 is divided into obtained operational factor the 5 kinds of operational modes 1 to 5 that are determined in advance, and is provided for the operational mode of the running status of definite load device.
Even load device has multiple operational factor, according to power control unit 200, also operational factor is divided into to the operational factor corresponding with 5 kinds of operational modes 1 to 5 to be managed.Therefore, in power control unit 200, according to operational mode 1 to 5, can jointly adjust multiple operational factor and, without adjusting each operational factor, therefore can suppress the processing load for the operation of control load device.
In addition, according to power control unit 200, according to each the set operational factor in a plurality of operational modes 1 to 5, carry out the interim operation of load device and obtain interim power consumption.Therefore, in power control unit 200, the processing of the corresponding power consumption of design load computational load device needn't be passed through, therefore the processing load for calculating can be suppressed.
And, in the power control unit 200 according to present embodiment, not the power consumption for each the computational load device in operational mode 1 to 5 by design load, but obtain by the actual measured value of interim operation.Therefore, according to the power control unit 200 of present embodiment, know more accurately for each the power consumption of load device in operational mode 1 to 5, thereby can control more accurately the power consumption of the load device in 10 of users.
Especially, when load device is air-conditioning system 132, for example, according to the room type that air-conditioning system 132 is installed (, kitchen or bedroom) and the installation environment area in room for example, it is different from the power consumption of calculating by design load that actual power consumption is regarded as.Obtain power consumption according to the power control unit 200 of present embodiment by the interim actual measured value of moving, thereby be useful to this situation.
In addition, according to the power control unit 200 according to present embodiment, even in the time of can not obtaining the operational factor corresponding with load device from load device, also can or obtain operational factor according to user's input operation from the external device (ED) of for example system side controller 50, thereby can obtain more reliably operational factor.
(5) according to the first modification of present embodiment
Then, the first modification according to present embodiment is described.Associated with interim operating interim power consumption and be stored as the power consumption corresponding to operational mode 1 to 5 according to the power control unit 200 of above-mentioned execution mode.But, because measured interim power consumption in interim running is the measurement result in the short time, therefore think that the precision of interim power consumption is lower.
After measuring interim power consumption, for example, when one of operational mode 1 to 5 according to predetermined quantity (, operational mode 1) while carrying out the operation of load device, the actual power consumption consumed according to the measuring unit 244 sensing lead devices of this modification.Namely, in the power control unit 200 according to this modification, the power consumption that measuring unit 244 consumes during by sensing lead device actual motion again, measure more accurate actual power consumption.
In addition, measuring unit 244 is operational mode (for example, the operational mode 1) association when again measuring by the actual power consumption of measuring, and the power consumption after association is stored in the information table of memory cell 220.Now, measuring unit 244 can be stored the mark of expression " interim power consumption " or " actual power consumption ", in order to determine that in information table the power consumption that is stored as " power consumption " is " interim power consumption " or " actual power consumption ".
Afterwards, when the operation of control load, power control unit 245 is according to the operation of operational mode and actual power consumption control load device.Thus, power control unit 245 can carry out electric power control to the load device in 10 of users according to more accurate actual power consumption.
Communication unit 210 can measuring unit 244 is measured actual power consumption send to system side controller 50.Like this, from each user 10, to system side controller 50, notify actual power consumption, thereby system side controller 50 can carry out electrical management more accurately to user's group of subordinate.Particularly, when system side controller 50 can be identified the actual power consumption corresponding with each user's operational mode, when each user of indication 10 saves electric power etc., system side controller 50 can be specified with the electric power from electric power system 20 and be supplied with corresponding suitable operational mode, thereby can carry out best electric power, saves.
(6) according to the second modification of present embodiment
Then, the second modification according to present embodiment is described.Be configured to management operational factor and the power consumption corresponding with each operational mode 1 to 5 according to the power control unit 200 of above-mentioned execution mode.But, consider that the user changes operational factor continually.In this case, power control unit 200 can increase new operational mode.
For example, when air-conditioning system 132 based on operational mode 1 according to for example heating, when 28 ℃ of temperature and air quantity is controlled automatically operational factor operation, for example, when the input unit 230 of power control unit 200 to the change of the temperature of air-conditioning system 132 (is accepted the user, during the change from 28 ℃ to 27 ℃) more than pre-determined number, setting unit 242 can increase new operational mode (for example operational mode 1.5) in information table, this new operational mode by the operational factor corresponding with changing result (heat, 27 ℃ of temperature and automatically air quantity control) configuration.
In addition, when having increased new operational mode, setting unit 242 is notified the increase of new operational mode to interim operation control unit 243, moves control unit 243 temporarily and can indicate air-conditioning system 132 to move according to the operational factor corresponding with new operational mode temporarily.In this case, measuring unit 244 is measured interim power consumption corresponding with new operational mode in the process of interim operation, the power consumption of new operational mode, operational factor and actual measurement is interrelated, and they are stored in the information table of memory cell 220.
On the other hand, when having increased new operational mode, if air-conditioning system 132 actual motions, setting unit 242 is notified this effect to measuring unit 244.Measuring unit 244 is measured the actual power consumption corresponding with new operational mode according to this notice.In this case, measuring unit 244 is interrelated by the power consumption of new operational mode, operational factor and actual measurement, and they are stored in the information table of memory cell 220.
Power control unit 200 according to this modification, can newly increase operational mode in response to user's input operation, generate best operational mode to adapt to user's preference, and can measure the interim power consumption corresponding with new operational mode or actual power consumption and it is stored in memory cell 220.
(7) according to the 3rd modification of present embodiment
Then, the 4th modification according to present embodiment is described.In the above-described embodiment, the time period low in electricity needs, electric power being supplied with to the situation that 200 pairs of load devices of power control unit in the arbitrary time period in low time period of large time period, electricity expense carry out interim operation is described.But be not limited to move the situation of 1 load device, power control unit 200 can move a plurality of load devices temporarily temporarily.
In this case, need within the short as far as possible time, carry out effectively interim operation.On the other hand, when a large amount of load devices move with the operational mode of high power consumption simultaneously temporarily, total electricity consumption may surpass feasible value (hereinafter, " electric power feasible value ") and may activate circuit breaker.
Therefore, in this modification, in the situation that do not know actual electrical power, consume, move control unit 243 temporarily and at first move under low condition in prediction power consumption temporarily.For example, carry out the part operation provisionally under the operational mode of power consumption minimum in the interim a plurality of load devices that move.Measuring unit 244 is measured the power consumption (interim power consumption) in the first interim running for each load device.
When first has moved temporarily, interim operation control unit 243 increases the quantity of the load device of interim operation simultaneously, and/or the operational mode of the load device that will move changes into the operational mode that consumes the second high power consumption temporarily, the power consumption that this operational mode consumes is under the first interim operation.Therefore, move control unit 243 temporarily and change gradually the quantity of the interim load device moved and/or the operational mode of the interim load device moved, so that the total electricity consumption in interim running increases gradually.
In this process of carrying out continuously interim operation, when the total electricity consumption in the interim running of prediction surpasses the electric power feasible value, move the quantity that control unit 243 reduces the load device that simultaneously carries out interim operation temporarily.
Therefore, according to this modification, change gradually the quantity of the interim load device moved and/or the operational mode of the interim load device moved, in order to increase gradually the total electricity consumption in interim running, thereby can be in the situation that prevent that interim operating total electricity consumption from surpassing the electric power feasible value, makes a plurality of load devices move at short notice effectively temporarily.
(8) according to the 4th modification of present embodiment
Then, the 4th modification according to present embodiment is described.The operation of power control unit 200 of the initial setting up (initial connect) of load device has mainly been described in the above-described embodiment.But being stored in information table in memory cell 220 can be not only for the control load device, also for the fault (or abnormal) of diagnostic load device.
Fig. 5 is the block diagram according to the power control unit 200 of this modification.As shown in Figure 5, power control unit 200 comprises failure diagnosis unit 246, and this failure diagnosis unit 246 is according to the fault that is stored in " power consumption " diagnostic load device that the information table in memory cell 220 comprises.No matter, when whether the power consumption of load device is identical operational mode (that is, identical operational factor) while all changing significantly, failure diagnosis unit 246 determines that this load device breaks down.
For example, for load device, when in the interim in service measured power consumption under predetermined operational mode (interim power consumption) and the actual motion under predetermined operational mode, the difference of measured power consumption (actual power consumption) has surpassed predetermined threshold, in definite this load device of failure diagnosis unit 246, break down.On the contrary, when this difference is equal to or less than this threshold value, use measured power consumption (actual power consumption) in actual motion to upgrade (that is, rewriteeing) information table.
Replacedly, for load device, when the difference that measured power consumption (actual power consumption A) and time point this time point after are in power consumption measured in the actual motion under predetermined operational mode (actual power consumption B) in the actual motion under being in sometime predetermined operational mode surpasses predetermined threshold, in definite this load device of failure diagnosis unit 246, break down.On the contrary, when this difference is equal to or less than this threshold value, use nearest power consumption (actual power consumption B) to upgrade (that is, rewriteeing) information table.
Here, in order to increase the precision of diagnosis, the situation that can the difference of the only power consumption in an operational mode not surpassed to threshold value is defined as fault, and still, the situation that the difference of the power consumption in a plurality of operational modes can be surpassed to threshold value is defined as fault.
When failure diagnosis unit 246 detects the fault of load device, failure diagnosis unit 246 control the output unit 250 that is arranged in power control unit 200 so that output unit 250 outputs about the alert message of load device.When output unit 250 is display, failure diagnosis unit 246 can control output unit 250 so that the image that output unit 250 outputs are changed or repaired this load device for prompting, character etc.When output unit 250 is loud speaker, failure diagnosis unit 246 can control output unit 250 so that the sound that output unit 250 outputs are changed or repaired this load device for prompting.
Replacedly, when failure diagnosis unit 246 detects the fault of load device, failure diagnosis unit 246 is controlled communication unit 210 so that communication unit 210 sends the alert message about this load device to intended destination.This intended destination can be user's communication terminal, can be also manufacturer or mender's communication terminal.
Therefore, according to this modification, can automatically detect the fault of load device and by signalling trouble user for example.
(9) other execution modes
As mentioned above, by above-mentioned execution mode, the present invention has been described.Yet, should not be construed as description and accompanying drawing restriction the present invention of forming a part of this disclosure.According to the disclosure, for described those skilled in the art, but a plurality of replaceable execution mode, embodiment and application technology will become apparent.
For example, in the above-described embodiment, power control unit 200 is configured to, for each load device, operational mode is set, but also can divide into groups, for each room, operational mode is set by a plurality of load devices that will be arranged in each room.In this case, the information table of memory cell 220 is stored each operational factor of inter-related operational mode 1 to 5, a plurality of load devices and the power consumption total value of a plurality of load devices.
In addition, in the above-described embodiment, described the operational factor that acquiring unit 241 obtains for the control load device, setting unit 242 is divided into operational factor the situation of operational mode.But acquiring unit 241 can obtain the operational mode set by a plurality of operational factors itself.That is to say, acquiring unit 242 can obtain operational mode and be classified so that the operational factor associated with operational mode.
In addition, in the above-described embodiment, the example using photovoltaic cell 121 and storage battery 122 as distributed power source is described.But distributed power source can be other Blast Furnace Top Gas Recovery Turbine Unit (TRT) such as wind power generation etc.
In addition, in the above-described embodiment, all or part of function of power control unit 200 can be provided by another device of for example intelligent electric meter 110.
According to the function of the power control unit 200 of above-mentioned execution mode not only applicable to HEMS(Home Energy Management System, the home energy source management system), also can be applied to for example BEMS(Building and Energy Management System, the building and energy management system) the intelligent grid technology in various systems.In addition, in the above-described embodiment, by power control unit 200, performed at least a portion is processed and can be carried out by system side controller 50.
As mentioned above, should be appreciated that, the present invention includes various execution modes that this paper do not describe etc.
The full content of (submitting on April 22nd, 2011) 2011-096620 Japanese patent application is incorporated to this paper by reference.
Industrial applicibility
As mentioned above, according to power control unit of the present invention, control system and control method, in the power control technology of for example intelligent grid, be useful, the processing load produced in the time of can being suppressed at the control load device thus, and can more suitably control the power consumption of the load device in the user family with load device.

Claims (10)

1. a power control unit, be arranged in the user family with load device and control the operation of described load device, and described power control unit comprises:
Acquiring unit, obtain a plurality of operational modes or the operational factor of the running status for determining described load device, and described operational factor configures each described operational mode and for controlling described load device;
Setting unit, arrange any in described a plurality of operational modes of described load device;
Interim operation control unit, based on the described load device of the interim operation of described a plurality of operational modes; And
Measuring unit, for each described operational mode, described measuring unit is measured the interim power consumption that described load device is consumed by described load device in interim running.
2. power control unit as claimed in claim 1, wherein,
Described acquiring unit determines whether to obtain described a plurality of operational mode or to configure the described operational factor of each described operational mode from described load device,
Determining can not obtain described operational mode or described operational factor the time, described acquiring unit obtains described operational mode or described operational factor from external device (ED) or according to user's input operation.
3. power control unit as claimed in claim 2, wherein,
The change result of the operational factor that described setting unit changes according to the input operation based on described user resets any in described a plurality of operational mode.
4. power control unit as claimed in claim 1, wherein,
Described interim operation control unit makes the operation temporarily in the arbitrary time period in the following time period of described load device, that is, the time period that the electricity needs in described user family is low, electric power are supplied with large time period and low time period of electricity expense.
5. power control unit as claimed in claim 1, wherein,
When a plurality of load devices in being arranged on described user family move temporarily, described interim operation control unit changes gradually the quantity of the load device for the treatment of interim operation and/or treats the operational mode of the load device of interim operation, in order to be increased in gradually the total electricity consumption in the process of interim operation.
6. power control unit as claimed in claim 1, wherein,
After having measured described interim power consumption, when described load device is moved according to any in described a plurality of operational modes, described measuring unit is measured the actual power consumption that described load device consumes.
7. power control unit as claimed in claim 6 also comprises:
Communication unit, communicate by letter with the system side controller, and described system side controller is controlled the electric power of supplying with to the user's group that comprises described user from electric power system, wherein,
The described actual power consumption that described communication unit is measured described measuring unit sends to described system side controller.
8. power control unit as claimed in claim 6 also comprises:
Failure diagnosis unit, diagnose the fault of described load device according to the difference of described interim power consumption and the difference of described actual power consumption or the actual power consumption that has at different point in time measurement.
9. a control system, control and be arranged on the operation of the load device in user family, and comprise:
Acquiring unit, obtain a plurality of operational modes or the operational factor of the running status for determining described load device, and described operational factor configures each described operational mode and for controlling described load device;
Setting unit, arrange any in described a plurality of operational modes of described load device;
Interim operation control unit, according to the described load device of the interim operation of described a plurality of operational modes; And
Measuring unit, for each described operational mode, described measuring unit is measured the interim power consumption that described load device is consumed by described load device in interim running.
10. one kind for controlling the method for the operation of the load device that is arranged on user house by power control unit, comprising:
Obtaining step, obtain a plurality of operational modes or the operational factor of the running status for determining described load device, and described operational factor configures each described operational mode and for controlling described load device;
Setting steps, arrange any in described a plurality of operational modes of described load device;
Interim operating procedure, according to the described load device of the interim operation of described a plurality of operational modes; And
Measuring process, for each described operational mode, measure the interim power consumption that described load device is consumed by described load device in interim running.
CN201280019598.8A 2011-04-22 2012-04-20 Power control unit, control system and control method Active CN103503264B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2011-096620 2011-04-22
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